/Engine/Source/Runtime/Engine/Classes/Engine/SpringInterpolator.h
namespace RK4Integrator { template<typename T> static void RK4Integrator::Integrate ( [FRK4State](API\Runtime\Engine\Engine\FRK4State)< T > & InCurrentState, const T & InTargetPosition, const [FRK4SpringConstants](API\Runtime\Engine\Engine\FRK4SpringConstants) & InSpringConstants, const float & InDeltaTime ) }